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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.95 by root, Sat Jan 26 12:03:36 2008 UTC vs.
Revision 1.115 by sf-exg, Fri Feb 11 01:24:46 2011 UTC

… …
33 33
34#if XFT 34#if XFT
35# include <X11/extensions/Xrender.h> 35# include <X11/extensions/Xrender.h>
36#endif 36#endif
37 37
38const char *const xa_names[] = 38static const char *const xa_names[] =
39{ 39{
40 "TEXT", 40 "TEXT",
41 "COMPOUND_TEXT", 41 "COMPOUND_TEXT",
42 "UTF8_STRING", 42 "UTF8_STRING",
43 "MULTIPLE", 43 "MULTIPLE",
… …
59#if ENABLE_EWMH 59#if ENABLE_EWMH
60 "_NET_WM_PID", 60 "_NET_WM_PID",
61 "_NET_WM_NAME", 61 "_NET_WM_NAME",
62 "_NET_WM_ICON_NAME", 62 "_NET_WM_ICON_NAME",
63 "_NET_WM_PING", 63 "_NET_WM_PING",
64 "_NET_WM_ICON",
64#endif 65#endif
65#if USE_XIM 66#if USE_XIM
66 "WM_LOCALE_NAME", 67 "WM_LOCALE_NAME",
67 "XIM_SERVERS", 68 "XIM_SERVERS",
68#endif 69#endif
… …
226{ 227{
227} 228}
228 229
229rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h) 230rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
230{ 231{
231 // it's actually faster to re-allocate every time. don't ask me
232 // why, but its likely no big deal there are no roundtrips
233 // (I think/hope).
234 if (!scratch_area || w > scratch_w || h > scratch_h || 1/*D*/) 232 if (!scratch_area || w > scratch_w || h > scratch_h)
235 { 233 {
236 if (scratch_area) 234 if (scratch_area)
237 { 235 {
238 XFreePixmap (dpy, scratch_area->drawable); 236 XFreePixmap (dpy, scratch_area->drawable);
239 delete scratch_area; 237 delete scratch_area;
… …
296///////////////////////////////////////////////////////////////////////////// 294/////////////////////////////////////////////////////////////////////////////
297 295
298rxvt_display::rxvt_display (const char *id) 296rxvt_display::rxvt_display (const char *id)
299: refcounted (id) 297: refcounted (id)
300, selection_owner (0) 298, selection_owner (0)
299, clipboard_owner (0)
301{ 300{
302 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this); 301 x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this); 302 flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
304} 303}
305 304
… …
312 /* 311 /*
313 * get resources using the X library function 312 * get resources using the X library function
314 */ 313 */
315 char *displayResource, *xe; 314 char *displayResource, *xe;
316 XrmDatabase rdb1, database = 0; 315 XrmDatabase rdb1, database = 0;
316
317#if !XLIB_ILLEGAL_ACCESS
318 /* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
319 database = XrmGetStringDatabase ("");
320#endif
317 321
318 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 322 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
319 // as opposed to "standard practise", we always read in ~/.Xdefaults 323 // as opposed to "standard practise", we always read in ~/.Xdefaults
320 324
321 // 6. System wide per application default file. 325 // 6. System wide per application default file.
… …
360 XA_STRING, &actual_type, &actual_format, 364 XA_STRING, &actual_type, &actual_format,
361 &nitems, &nremaining, 365 &nitems, &nremaining,
362 (unsigned char **)&val) == Success 366 (unsigned char **)&val) == Success
363 && actual_type == XA_STRING 367 && actual_type == XA_STRING
364 && actual_format == 8) 368 && actual_format == 8)
365 displayResource = val; 369 displayResource = val;
366 else 370 else
367 { 371 {
368 displayResource = 0; 372 displayResource = 0;
369 373
370 if (val) 374 if (val)
371 XFree(val); 375 XFree (val);
372 } 376 }
373 377
374#if XLIB_ILLEGAL_ACCESS 378#if XLIB_ILLEGAL_ACCESS
375 dpy->xdefaults = displayResource; 379 dpy->xdefaults = displayResource;
376#endif 380#endif
377 } 381 }
… …
425bool rxvt_display::ref_init () 429bool rxvt_display::ref_init ()
426{ 430{
427#ifdef LOCAL_X_IS_UNIX 431#ifdef LOCAL_X_IS_UNIX
428 if (id[0] == ':') 432 if (id[0] == ':')
429 { 433 {
430 val = rxvt_malloc (5 + strlen (id) + 1); 434 if (!(val = rxvt_temp_buf<char> (5 + strlen (id) + 1)))
435 return false;
431 strcpy (val, "unix/"); 436 strcpy (val, "unix/");
432 strcat (val, id); 437 strcat (val, id);
433 dpy = XOpenDisplay (val); 438 dpy = XOpenDisplay (val);
434 free (val);
435 } 439 }
436 else 440 else
437#endif 441#endif
438 dpy = 0; 442 dpy = 0;
439 443
… …
444 return false; 448 return false;
445 449
446 screen = DefaultScreen (dpy); 450 screen = DefaultScreen (dpy);
447 root = DefaultRootWindow (dpy); 451 root = DefaultRootWindow (dpy);
448 452
449 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); 453 assert (ARRAY_LENGTH(xa_names) == NUM_XA);
450 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa); 454 XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
451 455
452 XrmSetDatabase (dpy, get_resources (false)); 456 XrmSetDatabase (dpy, get_resources (false));
453 457
454#ifdef POINTER_BLANK 458#ifdef POINTER_BLANK
… …
462 XUnloadFont (dpy, f); 466 XUnloadFont (dpy, f);
463#endif 467#endif
464 468
465 int fd = XConnectionNumber (dpy); 469 int fd = XConnectionNumber (dpy);
466 470
467 // try to detect wether we have a local connection. 471 // try to detect whether we have a local connection.
468 // assume unix domain socket == local, everything else not 472 // assume unix domain socket == local, everything else not
469 // TODO: might want to check for inet/127.0.0.1 473 // TODO: might want to check for inet/127.0.0.1
470 is_local = 0; 474 is_local = 0;
471 sockaddr_un sa; 475 sockaddr_un sa;
472 socklen_t sl = sizeof (sa); 476 socklen_t sl = sizeof (sa);
… …
486} 490}
487 491
488void 492void
489rxvt_display::ref_next () 493rxvt_display::ref_next ()
490{ 494{
491 // TODO: somehow check wether the database files/resources changed 495 // TODO: somehow check whether the database files/resources changed
492 // before affording re-loading/parsing 496 // before affording re-loading/parsing
493 XrmDestroyDatabase (XrmGetDatabase (dpy)); 497 XrmDestroyDatabase (XrmGetDatabase (dpy));
498#if XLIB_ILLEGAL_ACCESS
499 /* work around a bug in XrmSetDatabase where it frees the db */
500 dpy->db = 0;
501#endif
494 XrmSetDatabase (dpy, get_resources (true)); 502 XrmSetDatabase (dpy, get_resources (true));
495} 503}
496 504
497rxvt_display::~rxvt_display () 505rxvt_display::~rxvt_display ()
498{ 506{
… …
505 x_ev.stop (); 513 x_ev.stop ();
506 flush_ev.stop (); 514 flush_ev.stop ();
507#ifdef USE_XIM 515#ifdef USE_XIM
508 xims.clear (); 516 xims.clear ();
509#endif 517#endif
518 XrmDestroyDatabase (XrmGetDatabase (dpy));
510 XCloseDisplay (dpy); 519 XCloseDisplay (dpy);
511} 520}
512 521
513#ifdef USE_XIM 522#ifdef USE_XIM
514void rxvt_display::im_change_cb () 523void rxvt_display::im_change_cb ()
… …
526 unsigned long nitems, bytes_after; 535 unsigned long nitems, bytes_after;
527 536
528 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L, 537 if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
529 False, XA_ATOM, &actual_type, &actual_format, 538 False, XA_ATOM, &actual_type, &actual_format,
530 &nitems, &bytes_after, (unsigned char **)&atoms) 539 &nitems, &bytes_after, (unsigned char **)&atoms)
531 != Success ) 540 != Success)
532 return; 541 return;
533 542
534 if (actual_type == XA_ATOM && actual_format == 32) 543 if (actual_type == XA_ATOM && actual_format == 32)
535 for (int i = 0; i < nitems; i++) 544 for (int i = 0; i < nitems; i++)
536 if (XGetSelectionOwner (dpy, atoms[i])) 545 if (XGetSelectionOwner (dpy, atoms[i]))
537 { 546 {
538 im_change_cb (); 547 im_change_cb ();
539 break; 548 break;
… …
543} 552}
544#endif 553#endif
545 554
546void rxvt_display::x_cb (ev::io &w, int revents) 555void rxvt_display::x_cb (ev::io &w, int revents)
547{ 556{
557 flush_ev.start ();
558}
559
560void rxvt_display::flush_cb (ev::prepare &w, int revents)
561{
548 while (XEventsQueued (dpy, QueuedAfterReading)) 562 while (XEventsQueued (dpy, QueuedAfterFlush))
563 do
549 { 564 {
550 XEvent xev; 565 XEvent xev;
551 XNextEvent (dpy, &xev); 566 XNextEvent (dpy, &xev);
552 567
553#ifdef USE_XIM 568#ifdef USE_XIM
554 if (!XFilterEvent (&xev, None)) 569 if (!XFilterEvent (&xev, None))
555#endif
556 { 570 {
557 if (xev.type == PropertyNotify 571 if (xev.type == PropertyNotify
558 && xev.xany.window == root 572 && xev.xany.window == root
559 && xev.xproperty.atom == xa[XA_XIM_SERVERS]) 573 && xev.xproperty.atom == xa[XA_XIM_SERVERS])
560 im_change_check (); 574 im_change_check ();
561 575#endif
562 if (xev.type == MappingNotify) 576 if (xev.type == MappingNotify)
563 XRefreshKeyboardMapping (&xev.xmapping); 577 XRefreshKeyboardMapping (&xev.xmapping);
564 578
565 for (int i = xw.size (); i--; ) 579 for (int i = xw.size (); i--; )
566 { 580 {
567 if (!xw[i]) 581 if (!xw[i])
568 xw.erase_unordered (i); 582 xw.erase_unordered (i);
569 else if (xw[i]->window == xev.xany.window) 583 else if (xw[i]->window == xev.xany.window)
570 xw[i]->call (xev); 584 xw[i]->call (xev);
571 } 585 }
586#ifdef USE_XIM
572 } 587 }
588#endif
573 } 589 }
590 while (XEventsQueued (dpy, QueuedAlready));
574 591
575 flush_ev.start ();
576}
577
578void rxvt_display::flush_cb (ev::prepare &w, int revents)
579{
580 x_cb(x_ev,0);//D
581 XFlush (dpy);
582 w.stop (); 592 w.stop ();
583} 593}
584 594
585void rxvt_display::reg (xevent_watcher *w) 595void rxvt_display::reg (xevent_watcher *w)
586{ 596{
… …
598 xw[w->active - 1] = 0; 608 xw[w->active - 1] = 0;
599 w->active = 0; 609 w->active = 0;
600 } 610 }
601} 611}
602 612
603void rxvt_display::set_selection_owner (rxvt_term *owner) 613void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
604{ 614{
615 rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
616
605 if (selection_owner && selection_owner != owner) 617 if (cur_owner && cur_owner != owner)
606 { 618 {
607 rxvt_term *owner = selection_owner; 619 rxvt_term *term = cur_owner;
608
609 owner->selection_clear (); 620 term->selection_clear (clipboard);
610 owner->flush (); 621 term->flush ();
611 } 622 }
612 623
613 selection_owner = owner; 624 cur_owner = owner;
614} 625}
615 626
616#ifdef USE_XIM 627#ifdef USE_XIM
617 628
618void rxvt_display::reg (im_watcher *w) 629void rxvt_display::reg (im_watcher *w)
… …
631 int l, m; 642 int l, m;
632 643
633 l = strlen (locale); 644 l = strlen (locale);
634 m = strlen (modifiers); 645 m = strlen (modifiers);
635 646
636 if (!(id = (char *)malloc (l + m + 2))) 647 if (!(id = rxvt_temp_buf<char> (l + m + 2)))
637 return 0; 648 return 0;
638 649
639 memcpy (id, locale, l); id[l] = '\n'; 650 memcpy (id, locale, l); id[l] = '\n';
640 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0; 651 memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
641 652
642 rxvt_xim *xim = xims.get (id); 653 rxvt_xim *xim = xims.get (id);
643
644 free (id);
645 654
646 return xim; 655 return xim;
647} 656}
648 657
649void rxvt_display::put_xim (rxvt_xim *xim) 658void rxvt_display::put_xim (rxvt_xim *xim)
… …
718 c.green = color.g; 727 c.green = color.g;
719 c.blue = color.b; 728 c.blue = color.b;
720 729
721 if (screen->visual->c_class == TrueColor) 730 if (screen->visual->c_class == TrueColor)
722 { 731 {
723 c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask )) 732 c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
724 | (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask)) 733 | (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (screen->visual->green_mask))
725 | (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask )); 734 | (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
726 735
727 return true; 736 return true;
728 } 737 }
729 else if (XAllocColor (screen->dpy, screen->cmap, &c)) 738 else if (XAllocColor (screen->dpy, screen->cmap, &c))
730 return true; 739 return true;
… …
882 lerp (c.a, to.a, percent) 891 lerp (c.a, to.a, percent)
883 ) 892 )
884 ); 893 );
885} 894}
886 895
887#if TRACE_PIXMAPS 896rxvt_selection::rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, sel_cb cb, void *ptr)
888# undef XCreatePixmap 897: display (disp), request_time (tm), request_win (win), request_prop (prop), request_cb (cb), user_data (ptr)
889# undef XFreePixmap
890Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
891{ 898{
892 Pixmap res = XCreatePixmap (dpy, r, w, h, d); 899 assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
893 fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res); 900
901 timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
902 timer_ev.repeat = 10.;
903 x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
904
905 incr_buf = 0;
906 incr_buf_size = incr_buf_fill = 0;
907 selection_wait = Sel_normal;
908
909#if X_HAVE_UTF8_STRING
910 selection_type = Sel_UTF8String;
911 if (request (display->xa[XA_UTF8_STRING], selnum))
912 return;
913#else
914 selection_type = Sel_CompoundText;
915 if (request (display->xa[XA_COMPOUND_TEXT], selnum))
916 return;
917#endif
918
919 // fallback to CUT_BUFFER0 if the requested property has no owner
920 handle_selection (display->root, XA_CUT_BUFFER0, false);
921}
922
923rxvt_selection::~rxvt_selection ()
924{
925 stop ();
926}
927
928void
929rxvt_selection::stop ()
930{
931 free (incr_buf);
932 incr_buf = 0;
933 timer_ev.stop ();
934 x_ev.stop (display);
935}
936
937bool
938rxvt_selection::request (Atom target, int selnum)
939{
940 Atom sel;
941
942 selection_type |= selnum;
943
944 if (selnum == Sel_Primary)
945 sel = XA_PRIMARY;
946 else if (selnum == Sel_Secondary)
947 sel = XA_SECONDARY;
948 else
949 sel = display->xa[XA_CLIPBOARD];
950
951 if (XGetSelectionOwner (display->dpy, sel) != None)
952 {
953 XConvertSelection (display->dpy, sel, target, request_prop,
954 request_win, request_time);
955 x_ev.start (display, request_win);
956 timer_ev.again ();
957 return true;
958 }
959
894 return res; 960 return false;
895} 961}
896 962
897void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p) 963void
964rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
898{ 965{
899 fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p); 966 Display *dpy = display->dpy;
900 XFreePixmap (dpy,p); 967 char *data = 0;
901} 968 unsigned int data_len = 0;
969 unsigned long bytes_after;
970 XTextProperty ct;
971
972 // check for failed XConvertSelection
973 if (prop == None)
974 {
975 bool error = true;
976 int selnum = selection_type & Sel_whereMask;
977
978 if (selection_type & Sel_CompoundText)
979 {
980 selection_type = 0;
981 error = !request (XA_STRING, selnum);
982 }
983
984 if (selection_type & Sel_UTF8String)
985 {
986 selection_type = Sel_CompoundText;
987 error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
988 }
989
990 if (error)
991 {
992 ct.value = 0;
993 goto bailout;
994 }
995
996 return;
997 }
998
999 // length == (2^31 - 1) / 4, as gdk
1000 if (XGetWindowProperty (dpy, win, prop,
1001 0, 0x1fffffff,
1002 delete_prop, AnyPropertyType,
1003 &ct.encoding, &ct.format,
1004 &ct.nitems, &bytes_after,
1005 &ct.value) != Success)
1006 {
1007 ct.value = 0;
1008 goto bailout;
1009 }
1010
1011 if (ct.encoding == None)
1012 goto bailout;
1013
1014 if (ct.value == 0)
1015 goto bailout;
1016
1017 if (ct.encoding == display->xa[XA_INCR])
1018 {
1019 // INCR selection, start handshake
1020 if (!delete_prop)
1021 XDeleteProperty (dpy, win, prop);
1022
1023 selection_wait = Sel_incr;
1024 timer_ev.again ();
1025
1026 goto bailout;
1027 }
1028
1029 if (ct.nitems == 0)
1030 {
1031 if (selection_wait == Sel_incr)
1032 {
1033 XFree (ct.value);
1034
1035 // finally complete, now paste the whole thing
1036 selection_wait = Sel_normal;
1037 ct.value = (unsigned char *)incr_buf;
1038 ct.nitems = incr_buf_fill;
1039 incr_buf = 0;
1040 timer_ev.stop ();
1041 }
1042 else
1043 {
1044 // avoid recursion
1045 if (win != display->root || prop != XA_CUT_BUFFER0)
1046 {
1047 XFree (ct.value);
1048
1049 // fallback to CUT_BUFFER0 if the requested property
1050 // has an owner but is empty
1051 handle_selection (display->root, XA_CUT_BUFFER0, False);
1052 return;
1053 }
1054
1055 goto bailout;
1056 }
1057 }
1058 else if (selection_wait == Sel_incr)
1059 {
1060 timer_ev.again ();
1061
1062 while (incr_buf_fill + ct.nitems > incr_buf_size)
1063 {
1064 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
1065 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
1066 }
1067
1068 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
1069 incr_buf_fill += ct.nitems;
1070
1071 goto bailout;
1072 }
1073
1074 char **cl;
1075 int cr;
1076
1077 // we honour the first item only
1078
1079#if !ENABLE_MINIMAL
1080 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
1081 // so recode it manually
1082 if (ct.encoding == display->xa[XA_UTF8_STRING])
1083 {
1084 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
1085 data = rxvt_wcstombs (w);
1086 free (w);
1087 }
1088 else
902#endif 1089#endif
1090 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
1091 && cl)
1092 {
1093 data = strdup (cl[0]);
1094 XFreeStringList (cl);
1095 }
1096 else
1097 {
1098 // paste raw
1099 data = strdup ((const char *)ct.value);
1100 }
1101
1102 data_len = strlen (data);
1103
1104bailout:
1105 XFree (ct.value);
1106
1107 if (selection_wait == Sel_normal)
1108 {
1109 stop ();
1110 request_cb (data, data_len, this, user_data);
1111 free (data);
1112 }
1113}
1114
1115void
1116rxvt_selection::timer_cb (ev::timer &w, int revents)
1117{
1118 if (selection_wait == Sel_incr)
1119 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
1120
1121 stop ();
1122 request_cb (NULL, 0, this, user_data);
1123}
1124
1125void
1126rxvt_selection::x_cb (XEvent &xev)
1127{
1128 switch (xev.type)
1129 {
1130 case PropertyNotify:
1131 if (selection_wait == Sel_incr
1132 && xev.xproperty.atom == request_prop
1133 && xev.xproperty.state == PropertyNewValue)
1134 handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
1135 break;
1136
1137 case SelectionNotify:
1138 if (selection_wait == Sel_normal
1139 && xev.xselection.time == request_time
1140 && xev.xselection.property == request_prop)
1141 {
1142 timer_ev.stop ();
1143 handle_selection (xev.xselection.requestor, xev.xselection.property, true);
1144 }
1145 break;
1146 }
1147}

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